<template>
  <div>
    <h3>AddItem组件</h3>
    <p>已知库存数: {{ $store.state.num }}</p>
    <button @click="addFn">库存+1</button>
    <button @click="asyncAddFn">延迟1秒, 库存+5</button>
  </div>
</template>

<script>
export default {
  methods: {
    addFn() {
      this.$store.commit("addNum", 1);
    },
    asyncAddFn() {
      this.$store.dispatch("asyncAddNum", 5);
    },
  },
};
</script>

<style>
</style>